<?php

// +----------------------------------------------------------------------

// | OneThink [ WE CAN DO IT JUST THINK IT ]

// +----------------------------------------------------------------------

// | Copyright (c) 2013 http://www.onethink.cn All rights reserved.

// +----------------------------------------------------------------------

// | Author: 麦当苗儿 <zuojiazi@vip.qq.com> <http://www.zjzit.cn>

// +----------------------------------------------------------------------



namespace Home\Model;

use Think\Model;



/**

 * 分类模型

 */

class ChannelModel extends Model{



	/**

	 * 获取导航列表，支持多级导航

	 * @param  boolean $field 要列出的字段

	 * @return array          导航树

	 * @author 麦当苗儿 <zuojiazi@vip.qq.com>

	 */

	public function lists($field = true){

		$map = array('status' => 1);

		$list = $this->field($field)->where($map)->order('sort')->select();



		return list_to_tree($list, 'id', 'pid', '_');

	}



}

